Finding the Fourth Proportional to 31,482.83, 43,445.76 and 18,053.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,482.83 : 43,445.76 = 18,053.30 : x
2. Step 2: Convert to fraction form
   31,482.83/43,445.76 = 18,053.30/x
3. Step 3: Cross multiply
   31,482.83x = 43,445.76 × 18,053.30
4. Step 4: Simplify right side
   31,482.83x = 784,339,121.78
5. Step 5: Solve for x
   x = 784,339,121.78/31,482.83
6. Step 6: Final answer
   x = 24,913.24